src/marnav/io/serial.hpp

   1 #ifndef __IO__SERIAL__HPP__
   2 #define __IO__SERIAL__HPP__
   3
   4 #include <string>
   5 #include <marnav/io/device.hpp>
   6
   7 namespace marnav
   8 {
   9 namespace io
  10 {
  11 /// This class is an abstraction for termios based serial
  12 /// communication.
  13 ///
  14 /// Since this is termios based, it is platform dependent.
  15 class serial : public device
  16 {
  17 public:
  18         enum class baud {
  19                 baud_300,
  20                 baud_600,
  21                 baud_1200,
  22                 baud_2400,
  23                 baud_4800,
  24                 baud_9600,
  25                 baud_19200,
  26                 baud_38400,
  27                 baud_57600,
  28                 baud_115200,
  29                 baud_230400
  30         };
  31
  32         enum class databits { bit_5, bit_6, bit_7, bit_8 };
  33
  34         enum class stopbits { bit_1, bit_2 };
  35
  36         enum class parity { none, even, odd, mark };
  37
  38         virtual ~serial();
  39
  40         serial() = delete;
  41         serial(const std::string & dev, baud b, databits d, stopbits s, parity p);
  42         serial(const serial &) = delete;
  43         serial(serial &&) noexcept = default;
  44         serial & operator=(const serial &) noexcept = delete;
  45         serial & operator=(serial &&) = default;
  46
  47         virtual void open() override;
  48         virtual void close() override;
  49         virtual int read(char * buffer, uint32_t size) override;
  50         virtual int write(const char * buffer, uint32_t size) override;
  51
  52 protected:
  53         int fd; ///< File descriptor for serial device communication.
  54
  55 private:
  56         std::string dev;
  57         baud baud_rate;
  58         databits data_bits;
  59         stopbits stop_bits;
  60         parity par;
  61 };
  62 }
  63 }
  64
  65 #endif